<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>

<div id="app">

    <todo>
        <todo-title slot="todo-title" :title="title"></todo-title>
        <todo-items slot="todo-items" v-for="item in todoItems" :item="item"></todo-items>
    </todo>

</div>

<!-- 引入 Vue.js -->
<script src="https://unpkg.com/vue@2.5.21/dist/vue.min.js"></script>
<script>

    // slot: 插槽
    Vue.component("todo", {
        template: '<div>\
                         <slot name="todo-title"></slot> \
                         <ul> \
                            <slot name="todo-items"></slot> \
                         </ul>\
                    </div>'
    });

    Vue.component("todo-title", {
        props:['title'],
        template: '<div> {{title}} </div>'
    });
    Vue.component("todo-items", {
        props:['item'],
        template: '<li>{{item}}</li>'
    });
    var vm = new Vue({
        el: "#app",
        data: {
            title:"nexora",
            todoItems: ["java","python","linux"]
        }
    })
</script>

</body>
</html>